Planned Unit Development (PUDs)

A Planned Unit Development (PUD) is a large-scale development in which conventional zoning standards (such as setbacks and height limits) are relaxed in order to conserve sensitive areas, promote the creation of public amenities such as parks and plazas, and encourage the mixing of different land uses.规划单元开发（Planned Unit Development，PUD）是一类大规模开发项目，为实现敏感区域保护、推动公园与广场等公共配套设施建设、鼓励不同土地用途的混合布局，该开发模式会放宽常规区划标准（如建筑退线要求与高度限制）。